12/10: World leaders come together to pay tribute to Mandela; Mandela memorials are a celebration of life

      |More than 90 world leaders were among those who attended a massive memorial service in honor of former South African President Nelson Mandela; and, thousands of South Africans danced and sang in the rain-soaked soccer stadium to mark the passing of Nelson Mandela and pay tribute to the man who was considered the "people's president."